Finding the Fourth Proportional to 10,286,926.96, 15,419,588.99 and 3,461,130.58
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Solution
The fourth proportional to 10,286,926.96, 15,419,588.99 and 3,461,130.58 is: 5,188,061.62
Step by Step Solution
- Step 1: Write the proportion equation
10,286,926.96 : 15,419,588.99 = 3,461,130.58 : x - Step 2: Convert to fraction form
10,286,926.96/15,419,588.99 = 3,461,130.58/x - Step 3: Cross multiply
10,286,926.96x = 15,419,588.99 × 3,461,130.58 - Step 4: Simplify right side
10,286,926.96x = 53,369,210,889,916.72 - Step 5: Solve for x
x = 53,369,210,889,916.72/10,286,926.96 - Step 6: Final answer
x = 5,188,061.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.